Application: kded4 (4.14.4)
KDE Platform Version: 4.14.4
Qt Version: 4.8.6
Operating System: Linux 3.18.7-200.fc21.x86_64 x86_64
Distribution: "Fedora release 21 (Twenty One)"

-- Information about the crash:
- What I was doing when the application crashed:
I was resuming my laptop from the sleep state. I opened my laptop and pressed the power button like I always do.

-- Backtrace:
Application: KDE Daemon (kded4), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7ff371396880 (LWP 2154))]

Thread 5 (Thread 0x7ff34888f700 (LWP 2156)):
#0  0x00007ff36df31c8d in poll () at /lib64/libc.so.6
#1  0x00007ff36a61ab34 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007ff36a61ac4c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007ff36fd3f4be in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtCore.so.4
#4  0x00007ff36fd0ecc1 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtCore.so.4
#5  0x00007ff36fd0f025 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtCore.so.4
#6  0x00007ff36fc03b49 in QThread::exec() () at /lib64/libQtCore.so.4
#7  0x00007ff36fc063af in QThreadPrivate::start(void*) () at /lib64/libQtCore.so.4
#8  0x00007ff36f97552a in start_thread () at /lib64/libpthread.so.0
#9  0x00007ff36df3d22d in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7ff333b56700 (LWP 2244)):
#0  0x00007ff36a617b87 in g_source_iter_next () at /lib64/libglib-2.0.so.0
#1  0x00007ff36a61a09b in g_main_context_prepare () at /lib64/libglib-2.0.so.0
#2  0x00007ff36a61aa5b in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#3  0x00007ff36a61ac4c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#4  0x00007ff36fd3f4be in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtCore.so.4
#5  0x00007ff36fd0ecc1 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtCore.so.4
#6  0x00007ff36fd0f025 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtCore.so.4
#7  0x00007ff36fc03b49 in QThread::exec() () at /lib64/libQtCore.so.4
#8  0x00007ff36fcef623 in QInotifyFileSystemWatcherEngine::run() () at /lib64/libQtCore.so.4
#9  0x00007ff36fc063af in QThreadPrivate::start(void*) () at /lib64/libQtCore.so.4
#10 0x00007ff36f97552a in start_thread () at /lib64/libpthread.so.0
#11 0x00007ff36df3d22d in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7ff3327fc700 (LWP 2253)):
#0  0x00007ff36df31c8d in poll () at /lib64/libc.so.6
#1  0x00007ff36a61ab34 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007ff36a61ac4c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007ff36fd3f4be in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtCore.so.4
#4  0x00007ff36fd0ecc1 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtCore.so.4
#5  0x00007ff36fd0f025 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtCore.so.4
#6  0x00007ff36fc03b49 in QThread::exec() () at /lib64/libQtCore.so.4
#7  0x00007ff34267cc47 in KCupsConnection::run() () at /lib64/libkcupslib.so
#8  0x00007ff36fc063af in QThreadPrivate::start(void*) () at /lib64/libQtCore.so.4
#9  0x00007ff36f97552a in start_thread () at /lib64/libpthread.so.0
#10 0x00007ff36df3d22d in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7ff331ffb700 (LWP 2254)):
#0  0x00007ff36f97cf1d in __lll_lock_wait () at /lib64/libpthread.so.0
#1  0x00007ff36f977906 in pthread_mutex_lock () at /lib64/libpthread.so.0
#2  0x00007ff354c5a370 in  () at /usr/lib64/nvidia/libGL.so.1
#3  0x00007ff354c5dc91 in  () at /usr/lib64/nvidia/libGL.so.1
#4  0x00007ff354c5e0e8 in  () at /usr/lib64/nvidia/libGL.so.1
#5  0x00007ff3531bdfd1 in  () at /usr/lib64/nvidia/libnvidia-tls.so.346.47
#6  0x00007ff36a65dd00 in g_wakeup_acknowledge () at /lib64/libglib-2.0.so.0
#7  0x00007ff36a61a5fc in g_main_context_check () at /lib64/libglib-2.0.so.0
#8  0x00007ff36a61aad3 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#9  0x00007ff36a61ac4c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#10 0x00007ff36fd3f4be in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtCore.so.4
#11 0x00007ff36fd0ecc1 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtCore.so.4
#12 0x00007ff36fd0f025 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtCore.so.4
#13 0x00007ff36fc03b49 in QThread::exec() () at /lib64/libQtCore.so.4
#14 0x00007ff36fc063af in QThreadPrivate::start(void*) () at /lib64/libQtCore.so.4
#15 0x00007ff36f97552a in start_thread () at /lib64/libpthread.so.0
#16 0x00007ff36df3d22d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7ff371396880 (LWP 2154)):
[KCrash Handler]
#5  0x00007ff343322650 in KScreen::Mode::size() const () at /lib64/libkscreen.so.1
#6  0x00007ff343537a91 in Generator::biggestOutput(QHash<int, KScreen::Output*> const&) () at /usr/lib64/kde4/kded_kscreen.so
#7  0x00007ff34353869f in Generator::laptop(QHash<int, KScreen::Output*>&) () at /usr/lib64/kde4/kded_kscreen.so
#8  0x00007ff34353bac6 in Generator::idealConfig() () at /usr/lib64/kde4/kded_kscreen.so
#9  0x00007ff343530ab9 in KScreenDaemon::applyIdealConfig() () at /usr/lib64/kde4/kded_kscreen.so
#10 0x00007ff343530d18 in KScreenDaemon::applyKnownConfig() () at /usr/lib64/kde4/kded_kscreen.so
#11 0x00007ff343530ec5 in KScreenDaemon::applyConfig() () at /usr/lib64/kde4/kded_kscreen.so
#12 0x00007ff36fd24cdc in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () at /lib64/libQtCore.so.4
#13 0x00007ff342ee9388 in XRandROutput::updateKScreenOutput(KScreen::Output*) const () at /usr/lib64/kde4/plugins/kscreen/KSC_XRandR.so
#14 0x00007ff342edd8cb in XRandRConfig::updateKScreenConfig(KScreen::Config*) const () at /usr/lib64/kde4/plugins/kscreen/KSC_XRandR.so
#15 0x00007ff34331dfc9 in KScreen::ConfigMonitor::Private::updateConfigs() () at /lib64/libkscreen.so.1
#16 0x00007ff34331e01d in KScreen::ConfigMonitor::notifyUpdate() () at /lib64/libkscreen.so.1
#17 0x00007ff342ed9262 in XRandR::updateOutput(unsigned long) () at /usr/lib64/kde4/plugins/kscreen/KSC_XRandR.so
#18 0x00007ff36fd24cdc in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () at /lib64/libQtCore.so.4
#19 0x00007ff342edb18c in XRandRX11Helper::x11Event(_XEvent*) () at /usr/lib64/kde4/plugins/kscreen/KSC_XRandR.so
#20 0x00007ff370da1dee in KSystemEventFilterPrivate::filterEvent(void*) () at /lib64/libkdeui.so.5
#21 0x00007ff36fd017de in QAbstractEventDispatcher::filterEvent(void*) () at /lib64/libQtCore.so.4
#22 0x00007ff36eeeafde in x11EventSourceDispatch(_GSource*, int (*)(void*), void*) () at /lib64/libQtGui.so.4
#23 0x00007ff36a61a7fb in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
#24 0x00007ff36a61ab98 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#25 0x00007ff36a61ac4c in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#26 0x00007ff36fd3f49e in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtCore.so.4
#27 0x00007ff36eeeb176 in QGuiEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtGui.so.4
#28 0x00007ff36fd0ecc1 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtCore.so.4
#29 0x00007ff36fd0f025 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQtCore.so.4
#30 0x00007ff36fd14709 in QCoreApplication::exec() () at /lib64/libQtCore.so.4
#31 0x00007ff34e197479 in kdemain () at /usr/lib64/libkdeinit4_kded4.so
#32 0x000000000040825d in launch(int, char const*, char const*, char const*, int, char const*, bool, char const*, bool, char const*) ()
#33 0x0000000000405a64 in main ()

Possible duplicates by query: bug 343065.

Reported using DrKonqi